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$140+ Cheap flights from Denver to Bellingham (DEN - BLI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BLI
juin 17 — juin 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Bellingham are usually found in February or January, booked 28 days in advance, depart on a Thursday or Saturday and return on a Wednesday

Cheap flight deals from Denver to Bellingham

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Bellingham (BLI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated juin 12, 2025.

Round-trip from

$278
(Alaska Airlines)

One-way from

$140
(Alaska Airlines)

Popular in

July

Cheapest in

February

Average price

$445
From Denver Intl to Bellingham
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One-way flight from Denver Intl to Bellingham
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Highest demand for flights based on searches. 13% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Denver to Bellingham

Cheapest flights from Denver to Bellingham
Explore the most affordable flight options available from Denver to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/125:50 pmDEN - BLI
1 stop7h 09mAlaska Airlines
sam. 8/164:05 pmBLI - DEN
1 stop6h 54mAlaska Airlines
Deal found 6/11$278
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/55:50 pmDEN - BLI
1 stop7h 09mHawaiian Airlines
mer. 8/134:05 pmBLI - DEN
1 stop4h 42mHawaiian Airlines
Deal found 6/10$348
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/911:20 amDEN - BLI
3 stops36h 57mMultiple Airlines
mer. 7/1612:00 pmBLI - DEN
2 stops29h 12mMultiple Airlines
Deal found 6/9$434
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 6/288:11 amDEN - BLI
2 stops40h 14mAllegiant Air
mer. 7/23:28 pmBLI - DEN
2 stops25h 44mAllegiant Air
Deal found 6/11$446
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/262:35 pmDEN - BLI
2 stops10h 24mAmerican Airlines
mar. 9/25:20 amBLI - DEN
2 stops11h 09mAmerican Airlines
Deal found 6/12$569

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Bellingham that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated juin 12, 2025.
Use the filters below to find and compare flights from Denver to Bellingham that are best for you.

Fly from

Denver

Fly to

Bellingham

Route

Depart

Return

Price

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

mar. 8/12

5:50 pm-11:59 pm

1 stop7h 09m

Bellingham

sam. 8/16

4:05 pm-11:59 pm

1 stop6h 54m

$278

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

mar. 8/5

5:50 pm-11:59 pm

1 stop7h 09m

Bellingham

mer. 8/13

4:05 pm-9:47 pm

1 stop4h 42m

$348

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

mer. 7/9

11:20 am-11:17 pm

3 stops36h 57m

Bellingham

mer. 7/16

12:00 pm-6:12 pm

2 stops29h 12m

$434

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

sam. 6/28

8:11 am-11:25 pm

2 stops40h 14m

Bellingham

mer. 7/2

3:28 pm-6:12 pm

2 stops25h 44m

$446

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

mar. 8/26

2:35 pm-11:59 pm

2 stops10h 24m

Bellingham

mar. 9/2

5:20 am-5:29 pm

2 stops11h 09m

$569

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

lun. 9/8

9:23 pm-12:28 pm

1 stop16h 05m

$140

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

jeu. 7/31

5:42 pm-8:10 pm

2 stops27h 28m

$218

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

dim. 8/3

8:38 am-11:17 pm

2 stops15h 39m

$230

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

ven. 7/11

6:00 am-11:59 pm

1 stop18h 59m

$258

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Denver to Bellingham

Have a flexible travel schedule? Discover the best time to fly to Bellingham from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Bellingham

How far ahead should I book a flight from Denver to Bellingham?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Bellingham. Price data was last updated on June 9, 2025.

Booking 28 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Bellingham. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Denver to Bellingham?

Currently, February is the cheapest month in which you can book a flight from Denver to Bellingham (average of $317). Flying from Denver to Bellingham in November is currently the most expensive (average of $468). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to BLI?

Find hourly flight availability from Denver to Bellingham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated juin 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 33% on flights from Denver to Bellingham by exploring options for tickets in the evening.

Rainfall in Bellingham by month

Plan your trip to Bellingham by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bellingham ranges from 1.1 - 5.8 inches per month. November is typically the wettest month, when rainfall can reach 5.8 in. July is typically the driest time to visit Bellingham when rainfall is around 1.1 in.

Temperature in Bellingham by month

Plan your trip to Bellingham by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bellingham, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Bellingham

Get insights into the airlines that provide service to Bellingham. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bellingham. Reviews last updated juin 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines and Allegiant Air from Denver to Bellingham. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Denver to Bellingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Denver to Bellingham round-trip?

    According to our current data, Alaska Airlines ($278), Hawaiian Airlines ($348), and Allegiant Air ($446) offers the cheapest pricing from Denver to Bellingham. Alaska Airlines is 29% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Denver to Bellingham one-way?

    One-way options have recently been found by users for as low as $140 on Alaska Airlines. Other airlines that offer cheap prices include Allegiant Air from $218 and Hawaiian Airlines from $258 one-way.

  • Can I find deals for flights from Denver to Bellingham that include hotel bookings?

    Yes. In addition to deals on Denver to Bellingham flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Bellingham?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Bellingham.

  • Can I find deals for business class flights from Denver to Bellingham?

    Yes. Cheapflights offers flight deals from Denver to Bellingham by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Bellingham?

    Currently, February is the cheapest month in which you can book a flight from Denver to Bellingham (average of $317). Flying from Denver to Bellingham in November is currently the most expensive (average of $468). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Mount Vernon
Burlington
Ferndale
Blaine

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Top 2 airlines flying from Denver to Bellingham

Discover the top 2 airlines that operate flights from Denver to Bellingham. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated juin 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$253Average$367FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$265Average$421FlexibilityNo cancel feeOn-time75%

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